End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
Set#filter!
filter!(&block)
lib/set.rb
View on GitHub ↗
# File tmp/rubies/ruby-3.2.0/lib/set.rb, line 593
def select!(&block)
block or return enum_for(__method__) { size }
n = size
keep_if(&block)
self if size != n
end
Alias of #select!
Equivalent to Set#select!